Civil Service Arithmetic Reasoning Practice Test Results

Question 1
31% answer correctly

15 liters of water are poured into an aquarium that`s 70cm long, 30cm wide, and 40cm high. How many cm will the water level in the aquarium rise due to this added water?

(1 liter = 1,000cm3)

5.36
7.14
12.50
0.71
Question 2
67% answer correctly
3 years ago Connie was 3 times as old as Sam was. If Connie is now 39 years old, how old is Sam now?
18
15
19
20
Question 3
16% answer correctly
If a rectangle is twice as long as it is wide and has a perimeter of 18 inches, what is the area of the rectangle?
18
18
9
36